For National Cheese Day, Learn What A Book and a Big Mac Whopper addition 46543

This photo stored at: national cheeseburger day

There is nothing mysterious about the two famous burgers in the world. But in honor of National Cheese Day, we're closer look at what sets the Burger King Whopper and McDonald's Big Mac together. - high-definition photo for free download.

national cheeseburger day 2013

national cheeseburger day